/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
using Apache.NMS.ActiveMQ.Commands;
using Apache.NMS.ActiveMQ.Transport;
using System;

namespace Apache.NMS.ActiveMQ.Transport
{
    /// <summary>
    /// A Transport which guards access to the next transport using a mutex.
    /// </summary>
    public class MutexTransport : TransportFilter
    {
        private readonly object transmissionLock = new object();

        public MutexTransport(ITransport next) : base(next)
		{
        }
        
        public override void Oneway(Command command)
        {
            lock(transmissionLock)
            {
                this.next.Oneway(command);
            }
        }

        public override FutureResponse AsyncRequest(Command command)
        {
            lock(transmissionLock)
            {
                return base.AsyncRequest(command);
            }
        }

		public override Response Request(Command command, TimeSpan timeout)
		{
			lock(transmissionLock)
			{
				return base.Request(command, timeout);
			}
		}

		public override void Dispose()
        {
            lock(transmissionLock)
            {
                base.Dispose();
            }
        }
    }
}
